Solid herbicide mixtures, method of production thereof and method of controlling undesirable vegetation using these mixtures
Described solid herbicide mixtures containing (a) the active substance from the group of sulfanilamide in the amount of from 0.5 to 75 wt.% and b) the salt of alkylsulfonic in the amount of from 0.5 to 50 wt.%, and auxiliary substances used in such mixtures, and the retrieval method by mixing the components. There is also described a method of controlling undesirable vegetation by processing plants and/or the surface from which you want to remove plants, herbicide-active amount of solid herbicide mixture. The technical result - obtaining stable during storage of the compositions with good biological activity. 3 S. and 2 C.p. f-crystals, 10 PL. Description text in facsimile form (see graphic part). Ty
Claims1. Solid herbicide mixtures containing (a) the active substance from the group of sulfanilamide in the amount of from 0.5 to 75 wt. % and (b) Sol alkylsulfonate in the amount of from 0.5 to 50 wt. %, and auxiliary substances used in such mixtures.2. Solid herbicide mixture under item 1, containing sulfanilamide formulain which the substituents have the following meanings: R1means C1-SAE, SCH3, S(O)CH3; halogen; a group of ER19where E means O, S or NR20; COOR12; NO2; S(O)nR17, SO2NR15R16, CONR13R14; R2means hydrogen, methyl, halogen, methoxy, nitro, piano, trifluoromethyl, triptoreline, deformedarse or methylthio; Y - F, CF3, CF2Cl, CF2H, OCF3, OCF2Cl, C1-Salkil or C1-Celecoxi; X is C1-Sarcoxie, C1-Salkil, C1-Saltillo, C1-Salicylamide, dis-C2-alkylamino, halogen, C1-Halogenated, C1-Halogenoalkane, R means hydrogen or methyl; R19-C1-Salkil, C2-Salkini, C2-Calciner or C3-Cicloalchil, which may bear from 1 to 5 halogen atoms, and if E means O or NR20, R19means methylsulphonyl, ethylsulfonyl, trifloromethyl, arylsulfonyl, propargylamine or dimethylsulphamoyl; R20means hydrogen, methyl or ethyl;
R12means C1-Saltillo group, which can carry up to three of the following radicals: halogen, C1-Sarcoxie, allyl or propargyl;
R17means C1-Saltillo group, which can carry up to three of the following radicals : halogen, C1-Sarcoxie, allyl or propargyl;
R15means hydrogen, C1-Calcaterra or C1-Saltillo group;
4. The method of combating unwanted vegetation, characterized in that the plants and/or the surface from which you want to remove plants, process herbicide active amount of solid herbicide mixture according to p. 1.5. A method of obtaining a solid herbicide mixture, characterized in that sulfanilamide in the amount of from 0.5 to 75 wt. % mixed with the salt of alkylsulfonic in the amount of from 0.5 to 50 wt. %.
FIELD: herbicidal composition.
SUBSTANCE: invention relates to herbicidal composition in form of water-soluble powder containing (mass %): 2-methoxy-3,6-dichlorobenzoic acid or n- or iso-esters thereof, containing up to 10 carbon atoms in etherified groops 20-80; substituted sulfonyl urea 3-6; primary, secondary or tertiary amine 20-38; and balance: surfactant.
EFFECT: herbicidal preparation improved emulsion stability and increased herbicidal activity.
3 cl, 2 tbl, 13 ex